drop support for pre pg11

plprofiler.c

@@ -193,11 +193,7 @@ _PG_init(void)
 		/* Request the additionl shared memory and LWLock needed. */
 		#if PG_VERSION_NUM < 150000
 		RequestAddinShmemSpace(profiler_shmem_size());
-		#if PG_VERSION_NUM >= 90600
 		RequestNamedLWLockTranche("plprofiler", 1);
-		#else
-		RequestAddinLWLocks(1);
-		#endif
 		#endif
 	}
 }
@@ -672,11 +668,7 @@ profiler_shmem_startup(void)
 		memset(plpss, 0, offsetof(profilerSharedState, line_info) +
 						 sizeof(linestatsLineInfo) * profiler_max_lines);
 
-		#if PG_VERSION_NUM >= 90600
 		plpss->lock = &(GetNamedLWLockTranche("plprofiler"))->lock;
-		#else
-		plpss->lock = LWLockAssign();
-		#endif
 	}
 
 	/* (Re)Initialize local hash tables. */
@@ -1171,10 +1163,8 @@ profiler_xact_callback(XactEvent event, void *arg)
 		{
 			case XACT_EVENT_COMMIT:
 			case XACT_EVENT_ABORT:
-			#if PG_VERSION_NUM >= 90500
 			case XACT_EVENT_PARALLEL_COMMIT:
 			case XACT_EVENT_PARALLEL_ABORT:
-			#endif
 				profiler_collect_data();
 				break;
 

plprofiler.h

@@ -26,11 +26,7 @@
 #include <sys/time.h>
 #include "access/hash.h"
 #include "access/htup.h"
-
-#if PG_VERSION_NUM >= 90300
 #include "access/htup_details.h"
-#endif
-
 #include "access/sysattr.h"
 #include "catalog/indexing.h"
 #include "catalog/namespace.h"